diff --git a/.github/workflows/kind.yml b/.github/workflows/kind.yml
index 830ac302b5c..669216825a8 100755
--- a/.github/workflows/kind.yml
+++ b/.github/workflows/kind.yml
@@ -54,8 +54,8 @@ jobs:
       run: |
         ./ci/kind/test-e2e-kind.sh --encap-mode encap
 
-  test-e2e-encap-proxy:
-    name: E2e tests on a Kind cluster on Linux with proxy enabled
+  test-e2e-encap-all-alpha-agent:
+    name: E2e tests on a Kind cluster on Linux with all alpha features enabled on agent
     needs: build-antrea-image
     runs-on: [ubuntu-18.04]
     steps:
@@ -83,7 +83,7 @@ jobs:
         sudo mv kind /usr/local/bin
     - name: Run e2e tests
       run: |
-        ./ci/kind/test-e2e-kind.sh --encap-mode encap --proxy
+        ./ci/kind/test-e2e-kind.sh --encap-mode encap --all-alpha-agent
 
   test-e2e-noencap:
     name: E2e tests on a Kind cluster on Linux (noEncap)
@@ -116,8 +116,8 @@ jobs:
       run: |
         ./ci/kind/test-e2e-kind.sh --encap-mode noEncap
 
-  test-e2e-noencap-proxy:
-    name: E2e tests on a Kind cluster on Linux (noEncap) with proxy enabled
+  test-e2e-noencap-all-alpha-agent:
+    name: E2e tests on a Kind cluster on Linux (noEncap) with all alpha features enabled on agent
     needs: build-antrea-image
     runs-on: [ubuntu-18.04]
     steps:
@@ -145,7 +145,7 @@ jobs:
         sudo mv kind /usr/local/bin
     - name: Run e2e tests
       run: |
-        ./ci/kind/test-e2e-kind.sh --encap-mode noEncap --proxy
+        ./ci/kind/test-e2e-kind.sh --encap-mode noEncap --all-alpha-agent
 
   test-e2e-hybrid:
     name: E2e tests on a Kind cluster on Linux (hybrid)
@@ -178,8 +178,8 @@ jobs:
       run: |
         ./ci/kind/test-e2e-kind.sh --encap-mode hybrid
 
-  test-e2e-hybrid-proxy:
-    name: E2e tests on a Kind cluster on Linux (hybrid) with proxy enabled
+  test-e2e-hybrid-all-alpha-agent:
+    name: E2e tests on a Kind cluster on Linux (hybrid) with all alpha features enabled on agent
     needs: build-antrea-image
     runs-on: [ubuntu-18.04]
     steps:
@@ -207,7 +207,7 @@ jobs:
         sudo mv kind /usr/local/bin
     - name: Run e2e tests
       run: |
-        ./ci/kind/test-e2e-kind.sh --encap-mode hybrid --proxy
+        ./ci/kind/test-e2e-kind.sh --encap-mode hybrid --all-alpha-agent
 
   test-e2e-encap-np:
     name: E2e tests on a Kind cluster on Linux with Antrea NetworkPolicies enabled
diff --git a/build/yamls/antrea-eks.yml b/build/yamls/antrea-eks.yml
index 45f2fd02e75..6090d200fb6 100644
--- a/build/yamls/antrea-eks.yml
+++ b/build/yamls/antrea-eks.yml
@@ -519,6 +519,9 @@ data:
   antrea-agent.conf: |
     # FeatureGates is a map of feature names to bools that enable or disable experimental features.
     featureGates:
+    # Enable all alpha features in feature gate map.
+    # See https://github.com/vmware-tanzu/antrea/blob/master/docs/feature-gates.md for list of alpha features.
+    #  AllAlpha: false
     # Enable antrea proxy which provides ServiceLB for in-cluster services in antrea agent.
     # It should be enabled on Windows, otherwise NetworkPolicy will not take effect on
     # Service traffic.
@@ -627,7 +630,7 @@ metadata:
   annotations: {}
   labels:
     app: antrea
-  name: antrea-config-9cf7tk2d9b
+  name: antrea-config-d762fckf2f
   namespace: kube-system
 ---
 apiVersion: v1
@@ -733,7 +736,7 @@ spec:
         key: node-role.kubernetes.io/master
       volumes:
       - configMap:
-          name: antrea-config-9cf7tk2d9b
+          name: antrea-config-d762fckf2f
         name: antrea-config
       - name: antrea-controller-tls
         secret:
@@ -950,7 +953,7 @@ spec:
         operator: Exists
       volumes:
       - configMap:
-          name: antrea-config-9cf7tk2d9b
+          name: antrea-config-d762fckf2f
         name: antrea-config
       - hostPath:
           path: /etc/cni/net.d
diff --git a/build/yamls/antrea-gke.yml b/build/yamls/antrea-gke.yml
index 4e25e25c95e..61c75fae090 100644
--- a/build/yamls/antrea-gke.yml
+++ b/build/yamls/antrea-gke.yml
@@ -519,6 +519,9 @@ data:
   antrea-agent.conf: |
     # FeatureGates is a map of feature names to bools that enable or disable experimental features.
     featureGates:
+    # Enable all alpha features in feature gate map.
+    # See https://github.com/vmware-tanzu/antrea/blob/master/docs/feature-gates.md for list of alpha features.
+    #  AllAlpha: false
     # Enable antrea proxy which provides ServiceLB for in-cluster services in antrea agent.
     # It should be enabled on Windows, otherwise NetworkPolicy will not take effect on
     # Service traffic.
@@ -627,7 +630,7 @@ metadata:
   annotations: {}
   labels:
     app: antrea
-  name: antrea-config-mggd25d555
+  name: antrea-config-dfk6942486
   namespace: kube-system
 ---
 apiVersion: v1
@@ -733,7 +736,7 @@ spec:
         key: node-role.kubernetes.io/master
       volumes:
       - configMap:
-          name: antrea-config-mggd25d555
+          name: antrea-config-dfk6942486
         name: antrea-config
       - name: antrea-controller-tls
         secret:
@@ -948,7 +951,7 @@ spec:
         operator: Exists
       volumes:
       - configMap:
-          name: antrea-config-mggd25d555
+          name: antrea-config-dfk6942486
         name: antrea-config
       - hostPath:
           path: /etc/cni/net.d
diff --git a/build/yamls/antrea-ipsec.yml b/build/yamls/antrea-ipsec.yml
index 1c5405c896e..1d42407ad24 100644
--- a/build/yamls/antrea-ipsec.yml
+++ b/build/yamls/antrea-ipsec.yml
@@ -519,6 +519,9 @@ data:
   antrea-agent.conf: |
     # FeatureGates is a map of feature names to bools that enable or disable experimental features.
     featureGates:
+    # Enable all alpha features in feature gate map.
+    # See https://github.com/vmware-tanzu/antrea/blob/master/docs/feature-gates.md for list of alpha features.
+    #  AllAlpha: false
     # Enable antrea proxy which provides ServiceLB for in-cluster services in antrea agent.
     # It should be enabled on Windows, otherwise NetworkPolicy will not take effect on
     # Service traffic.
@@ -627,7 +630,7 @@ metadata:
   annotations: {}
   labels:
     app: antrea
-  name: antrea-config-ch9mhb526k
+  name: antrea-config-9fm666d945
   namespace: kube-system
 ---
 apiVersion: v1
@@ -742,7 +745,7 @@ spec:
         key: node-role.kubernetes.io/master
       volumes:
       - configMap:
-          name: antrea-config-ch9mhb526k
+          name: antrea-config-9fm666d945
         name: antrea-config
       - name: antrea-controller-tls
         secret:
@@ -992,7 +995,7 @@ spec:
         operator: Exists
       volumes:
       - configMap:
-          name: antrea-config-ch9mhb526k
+          name: antrea-config-9fm666d945
         name: antrea-config
       - hostPath:
           path: /etc/cni/net.d
diff --git a/build/yamls/antrea.yml b/build/yamls/antrea.yml
index 7a989be3b15..b3bffaa9dfd 100644
--- a/build/yamls/antrea.yml
+++ b/build/yamls/antrea.yml
@@ -519,6 +519,9 @@ data:
   antrea-agent.conf: |
     # FeatureGates is a map of feature names to bools that enable or disable experimental features.
     featureGates:
+    # Enable all alpha features in feature gate map.
+    # See https://github.com/vmware-tanzu/antrea/blob/master/docs/feature-gates.md for list of alpha features.
+    #  AllAlpha: false
     # Enable antrea proxy which provides ServiceLB for in-cluster services in antrea agent.
     # It should be enabled on Windows, otherwise NetworkPolicy will not take effect on
     # Service traffic.
@@ -627,7 +630,7 @@ metadata:
   annotations: {}
   labels:
     app: antrea
-  name: antrea-config-btd998c7bt
+  name: antrea-config-59d62hh9h9
   namespace: kube-system
 ---
 apiVersion: v1
@@ -733,7 +736,7 @@ spec:
         key: node-role.kubernetes.io/master
       volumes:
       - configMap:
-          name: antrea-config-btd998c7bt
+          name: antrea-config-59d62hh9h9
         name: antrea-config
       - name: antrea-controller-tls
         secret:
@@ -948,7 +951,7 @@ spec:
         operator: Exists
       volumes:
       - configMap:
-          name: antrea-config-btd998c7bt
+          name: antrea-config-59d62hh9h9
         name: antrea-config
       - hostPath:
           path: /etc/cni/net.d
diff --git a/build/yamls/base/conf/antrea-agent.conf b/build/yamls/base/conf/antrea-agent.conf
index e373043dd58..1b4b5e1623f 100644
--- a/build/yamls/base/conf/antrea-agent.conf
+++ b/build/yamls/base/conf/antrea-agent.conf
@@ -1,5 +1,8 @@
 # FeatureGates is a map of feature names to bools that enable or disable experimental features.
 featureGates:
+# Enable all alpha features in feature gate map.
+# See https://github.com/vmware-tanzu/antrea/blob/master/docs/feature-gates.md for list of alpha features.
+#  AllAlpha: false
 # Enable antrea proxy which provides ServiceLB for in-cluster services in antrea agent.
 # It should be enabled on Windows, otherwise NetworkPolicy will not take effect on
 # Service traffic.
diff --git a/ci/kind/test-e2e-kind.sh b/ci/kind/test-e2e-kind.sh
index c40d26ae10f..dd52506692e 100755
--- a/ci/kind/test-e2e-kind.sh
+++ b/ci/kind/test-e2e-kind.sh
@@ -22,9 +22,9 @@ function echoerr {
     >&2 echo "$@"
 }
 
-_usage="Usage: $0 [--encap-mode <mode>] [--proxy] [--np] [--help|-h]
+_usage="Usage: $0 [--encap-mode <mode>] [--all-alpha-agent] [--np] [--help|-h]
         --encap-mode                  Traffic encapsulation mode. (default is 'encap')
-        --proxy                       Enables Antrea proxy.
+	--all-alpha-agent             Enables all alpha features on Antrea Agent in feature gate map.
         --np                          Enables Namespaced Antrea NetworkPolicy CRDs and ClusterNetworkPolicy related CRDs.
         --help, -h                    Print this message and exit
 "
@@ -47,21 +47,21 @@ function quit {
 trap "quit" INT EXIT
 
 mode=""
-proxy=false
+alpha_agent=false
 np=false
 while [[ $# -gt 0 ]]
 do
 key="$1"
 
 case $key in
-    --proxy)
-    proxy=true
-    shift
-    ;;
     --np)
     np=true
     shift
     ;;
+    --all-alpha-agent)
+    alpha_agent=true
+    shift
+    ;;    
     --encap-mode)
     mode="$2"
     shift 2
@@ -78,13 +78,13 @@ esac
 done
 
 manifest_args=""
-if $proxy; then
-    manifest_args="$manifest_args --proxy"
-fi
 if $np; then
     # See https://github.com/vmware-tanzu/antrea/issues/897
     manifest_args="$manifest_args --np --tun vxlan"
 fi
+if $alpha_agent; then
+    manifest_args="$manifest_args --all-alpha-agent"
+fi
 
 function run_test {
   current_mode=$1
diff --git a/hack/generate-manifest.sh b/hack/generate-manifest.sh
index 7b04c964b1b..e87cecc43c3 100755
--- a/hack/generate-manifest.sh
+++ b/hack/generate-manifest.sh
@@ -27,7 +27,7 @@ Generate a YAML manifest for Antrea using Kustomize and print it to stdout.
         --kind                        Generate a manifest appropriate for running Antrea in a Kind cluster
         --cloud                       Generate a manifest appropriate for running Antrea in Public Cloud
         --ipsec                       Generate a manifest with IPSec encryption of tunnel traffic enabled
-        --proxy                       Generate a manifest with Antrea proxy enabled
+        --all-alpha-agent             Generate a manifest with all alpha features enabled on Antrea Agent
         --np                          Generate a manifest with Namespaced Antrea NetworkPolicy CRDs and ClusterNetworkPolicy related CRDs enabled
         --keep                        Debug flag which will preserve the generated kustomization.yml
         --tun (geneve|vxlan|gre|stt)  Choose encap tunnel type from geneve, gre, stt and vxlan (default is geneve)
@@ -51,7 +51,7 @@ function print_help {
 MODE="dev"
 KIND=false
 IPSEC=false
-PROXY=false
+ALPHA_AGENT=false
 NP=false
 KEEP=false
 ENCAP_MODE=""
@@ -83,8 +83,8 @@ case $key in
     IPSEC=true
     shift
     ;;
-    --proxy)
-    PROXY=true
+    --all-alpha-agent)
+    ALPHA_AGENT=true
     shift
     ;;
     --np)
@@ -170,8 +170,8 @@ if $IPSEC; then
     sed -i.bak -E "s/^[[:space:]]*#[[:space:]]*tunnelType[[:space:]]*:[[:space:]]*[a-z]+[[:space:]]*$/tunnelType: gre/" antrea-agent.conf
 fi
 
-if $PROXY; then
-    sed -i.bak -E "s/^[[:space:]]*#[[:space:]]*AntreaProxy[[:space:]]*:[[:space:]]*[a-z]+[[:space:]]*$/  AntreaProxy: true/" antrea-agent.conf
+if $ALPHA_AGENT; then
+    sed -i.bak -E "s/^[[:space:]]*#[[:space:]]*AllAlpha[[:space:]]*:[[:space:]]*[a-z]+[[:space:]]*$/  AllAlpha: true/" antrea-agent.conf
 fi
 
 if $NP; then
diff --git a/test/e2e/README.md b/test/e2e/README.md
index f3e304b628d..c8798b4d7f3 100644
--- a/test/e2e/README.md
+++ b/test/e2e/README.md
@@ -132,7 +132,14 @@ also need to copy the Antrea manifest to the master Docker container:
 ./hack/generate-manifest.sh --kind | docker exec -i kind-control-plane dd of=/root/antrea.yml
 go test -v github.com/vmware-tanzu/antrea/test/e2e -provider=kind
 ```
+### Running e2e tests specific to an alpha feature on Agent
+[Alpha feature list](/docs/feature-gates.md) provides the details of the features supported in Antrea.
+If you would like run a feature specific e2e test, you may use following commands:
 
+```bash
+./hack/generate-manifest.sh --kind --all-alpha-agent | docker exec -i kind-control-plane dd of=/root/antrea.yml
+go test -v github.com/vmware-tanzu/antrea/test/e2e -provider=kind -run <Alpha feature specific test name e.g., TestProxyEndpointLifeCycle>
+```
 ## Running the performance test
 To run all benchmarks, without the standard e2e tests:
 ```bash